Planting Calendar: Birka
Krokom, Jämtland, Sweden
-1.8°
Slight frost
tomorrow morning at 06:00. Frost temperatures between tomorrow 02:00 – 07:00.
Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C)
16 May
Normal year · 20 years of data
Frost-free season
131 days
16 May – 24 Sep
Probability that frost is over
50% = Half of years are frost-free by this date. More about frost & season →
Custom date
Note: This location has a shorter growing season. Plants marked with Fleece, Greenhouse or Season too short need extra protection or are difficult to grow here.
Vegetables
| Plant | Sow indoors | Transplant | Direct sow | |||
|---|---|---|---|---|---|---|
| Date | Grow. time | Date | Rel. frost | Date | Rel. frost | |
|
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Season too short
|
2 – 16 Apr
|
5-7 wk |
21 May
|
1 wk after |
4 May
|
2 wk before |
|
Broccoli
Brassica oleracea (Italica-gruppen)
|
21 Apr – 5 May
|
4-6 wk |
2 Jun
|
3 wk after |
12 May
|
1 wk after |
|
Chili pepper
Capsicum annuum
Season too short
|
30 Mar – 27 Apr
|
8-12 wk |
22 Jun
|
5 wk after | ||
|
Kale
Brassica oleracea (Curly Kale-gruppen)
|
4 – 18 Mar
|
5-7 wk |
22 Apr
|
3 wk before |
8 May
|
Vid frost |
|
Cucumber
Cucumis sativus
Season too short
|
25 May – 1 Jun
|
3-4 wk |
22 Jun
|
5 wk after | ||
|
Florence Fennel
Foeniculum vulgare
Season too short
|
18 – 25 May
|
4-5 wk |
22 Jun
|
5 wk after |
6 Jun
|
3 wk after |
|
Butter bean
Phaseolus lunatus
Season too short
|
6 – 13 Jun
|
3-4 wk |
4 Jul
|
7 wk after | ||
|
Onion
Allium cepa (Cepa-gruppen)
|
21 Feb – 21 Mar
|
8-12 wk |
16 May
|
Vid frost |
29 May
|
3 wk after |
|
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
|
26 May
|
1 wk after | ||||
|
Sweetcorn
Zea mays
Season too short
|
29 May – 5 Jun
|
3-4 wk |
26 Jun
|
6 wk after | ||
|
Chard
Beta vulgaris (Flavescens-gruppen)
Fleece
|
7 – 14 May
|
3-4 wk |
4 Jun
|
3 wk after |
26 May
|
1 wk after |
|
Carrot
Daucus carota subsp. sativus var. sativus
|
8 May
|
Vid frost | ||||
|
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
|
4 – 18 Mar
|
5-7 wk |
22 Apr
|
3 wk before |
8 May
|
Vid frost |
|
Potato
Solanum tuberosum
|
22 May – 5 Jun
|
4-6 wk |
3 Jul
|
7 wk after |
24 May
|
2 wk after |
|
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
|
4 – 18 Mar
|
5-7 wk |
22 Apr
|
3 wk before |
12 May
|
1 wk after |
|
Pumpkin
Cucurbita pepo
Season too short
|
25 May – 1 Jun
|
3-4 wk |
22 Jun
|
5 wk after | ||
|
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
|
7 – 14 May
|
3-4 wk |
4 Jun
|
3 wk after |
26 May
|
1 wk after |
|
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
|
21 Apr – 5 May
|
4-6 wk |
2 Jun
|
3 wk after | ||
|
Lettuce
Lactuca sativa
|
11 – 18 Apr
|
3-4 wk |
9 May
|
1 wk before |
12 May
|
1 wk after |
|
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
|
28 Mar – 11 Apr
|
4-6 wk |
9 May
|
1 wk before | ||
|
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
|
3 – 17 Apr
|
2-4 wk |
1 May
|
2 wk before |
8 May
|
Vid frost |
|
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
|
12 May
|
1 wk after | ||||
|
Spinach
Spinacia oleracea
|
3 – 10 Apr
|
3-4 wk |
1 May
|
2 wk before |
3 May
|
1 wk before |
|
Sweet potato
Ipomoea batatas
|
3 – 17 Jun
|
4-6 wk |
15 Jul
|
8 wk after | ||
|
Tomato
Solanum lycopersicum
Season too short
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after | ||
|
Tomatillo
Physalis ixocarpa
|
||||||
|
French bean
Phaseolus vulgaris
Greenhouse
|
13 – 27 May
|
2-4 wk |
10 Jun
|
4 wk after |
6 Jun
|
3 wk after |
|
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
|
21 Apr – 5 May
|
4-6 wk |
2 Jun
|
3 wk after | ||
|
Pea
Pisum sativum
|
3 – 10 Apr
|
3-4 wk |
1 May
|
2 wk before |
12 May
|
1 wk after |
Current date
Soon
Date passed
Herbs
| Plant | Sow indoors | Transplant | Direct sow | |||
|---|---|---|---|---|---|---|
| Date | Grow. time | Date | Rel. frost | Date | Rel. frost | |
|
Basil
Ocimum basilicum
Season too short
|
15 – 29 May
|
4-6 wk |
26 Jun
|
6 wk after | ||
|
Lemon balm
Melissa officinalis
|
7 – 21 Mar
|
8-10 wk |
16 May
|
Vid frost |
10 Jun
|
5 wk after |
|
Dill
Anethum graveolens
|
12 May
|
1 wk after | ||||
|
Chives
Allium schoenoprasum
|
25 Feb – 11 Mar
|
6-8 wk |
22 Apr
|
3 wk before |
12 May
|
1 wk after |
|
Spearmint
Mentha spicata
|
6 Feb – 6 Mar
|
8-12 wk |
1 May
|
2 wk before |
10 Jun
|
5 wk after |
|
Coriander
Coriandrum sativum
|
29 May
|
3 wk after | ||||
|
Sage
Salvia officinalis
Fleece
|
26 Mar – 9 Apr
|
8-10 wk |
4 Jun
|
3 wk after | ||
|
Thyme
Thymus vulgaris
|
24 Mar – 7 Apr
|
8-10 wk |
2 Jun
|
3 wk after | ||
|
Oregano
Origanum vulgare
|
27 Mar – 10 Apr
|
6-8 wk |
22 May
|
1 wk after |
10 Jun
|
5 wk after |
|
Parsley
Petroselinum crispum
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
12 May
|
1 wk after |
|
Rosemary
Salvia rosmarinus
Greenhouse
|
12 Feb – 12 Mar
|
10-14 wk |
21 May
|
1 wk after | ||
Current date
Soon
Date passed
Annual flowers
| Plant | Sow indoors | Transplant | Direct sow | |||
|---|---|---|---|---|---|---|
| Date | Grow. time | Date | Rel. frost | Date | Rel. frost | |
|
Morning glory
Ipomoea tricolor
Season too short
|
3 – 10 Jun
|
3-4 wk |
1 Jul
|
7 wk after | ||
|
Cornflower
Centaurea cyanus
|
1 May
|
2 wk before |
12 May
|
1 wk after | ||
|
Statice
Limonium sinuatum
Season too short
|
1 – 15 Apr
|
8-10 wk |
10 Jun
|
4 wk after | ||
|
Sweet William
Dianthus barbatus
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
24 May
|
2 wk after |
|
Snow-on-the-mountain
Euphorbia marginata
Season too short
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after |
26 Jun
|
6 wk after |
|
Dahlia
Dahlia × pinnata
Season too short
|
9 – 23 Apr
|
6-8 wk |
4 Jun
|
3 wk after | ||
|
Dahlia (tubers)
Dahlia × pinnata
Fleece
|
11 Apr – 9 May
|
4-8 wk |
6 Jun
|
3 wk after |
6 Jun
|
3 wk after |
|
Foxglove
Digitalis purpurea
|
20 Feb – 6 Mar
|
8-10 wk |
1 May
|
2 wk before |
29 May
|
3 wk after |
|
Busy lizzie
Impatiens walleriana
Season too short
|
30 Mar – 27 Apr
|
8-12 wk |
22 Jun
|
5 wk after | ||
|
Creeping zinnia
Sanvitalia procumbens
Greenhouse
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after | ||
|
Hyacinth bean
Dolichos lablab
Season too short
|
20 May – 3 Jun
|
4-6 wk |
1 Jul
|
7 wk after | ||
|
Chinese lantern
Physalis alkekengi
Greenhouse
|
12 – 26 Mar
|
8-10 wk |
21 May
|
1 wk after | ||
|
Love in a mist
Nigella damascena
|
12 May
|
1 wk after | ||||
|
Strawflower
Xerochrysum bracteatum
Season too short
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after |
26 Jun
|
6 wk after |
|
Tall verbena
Verbena bonariensis
Greenhouse
|
26 Feb – 26 Mar
|
8-12 wk |
21 May
|
1 wk after | ||
|
Cardoon
Cynara cardunculus
Season too short
|
18 Mar – 15 Apr
|
8-12 wk |
10 Jun
|
4 wk after | ||
|
Regal-foxtail
Ptilotus nobilis
Season too short
|
30 Mar – 27 Apr
|
8-12 wk |
22 Jun
|
5 wk after | ||
|
Globe amaranth
Gomphrena globosa
Season too short
|
27 Apr – 11 May
|
6-8 wk |
22 Jun
|
5 wk after | ||
|
Corn poppy
Papaver rhoeas
|
12 May
|
1 wk after | ||||
|
Snapdragon
Antirrhinum majus
|
14 Feb – 14 Mar
|
8-12 wk |
9 May
|
1 wk before |
24 May
|
2 wk after |
|
Flossflower
Ageratum houstonianum
Season too short
|
13 – 27 Apr
|
8-10 wk |
22 Jun
|
5 wk after | ||
|
Sweet pea
Lathyrus odoratus
|
6 – 27 Mar
|
5-8 wk |
1 May
|
2 wk before | ||
|
Stock
Matthiola incana
|
14 – 28 Mar
|
6-8 wk |
9 May
|
1 wk before |
29 May
|
3 wk after |
|
Wormwood
Artemisia absinthium
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
29 May
|
3 wk after |
|
Mexican sunflower
Tithonia rotundifolia
Season too short
|
11 – 25 May
|
4-6 wk |
22 Jun
|
5 wk after | ||
|
Pansy
Viola × wittrockiana
|
11 – 25 Feb
|
8-10 wk |
22 Apr
|
3 wk before |
24 May
|
2 wk after |
|
Petunia
Petunia
Season too short
|
18 Mar – 15 Apr
|
8-12 wk |
10 Jun
|
4 wk after | ||
|
Scabious
Scabiosa atropurpurea
Greenhouse
|
26 Mar – 9 Apr
|
6-8 wk |
21 May
|
1 wk after |
6 Jun
|
3 wk after |
|
Zinnia
Zinnia elegans
Season too short
|
29 Apr – 13 May
|
4-6 wk |
10 Jun
|
4 wk after | ||
|
Common morning glory
Ipomoea purpurea
Season too short
|
18 May – 1 Jun
|
3-5 wk |
22 Jun
|
5 wk after | ||
|
Cosmos
Cosmos bipinnatus
Season too short
|
29 Apr – 13 May
|
4-6 wk |
10 Jun
|
4 wk after |
6 Jun
|
3 wk after |
|
Scarlet milkweed
Asclepias curassavica
Season too short
|
8 Apr – 6 May
|
8-12 wk |
1 Jul
|
7 wk after | ||
|
Bee balm
Monarda didyma
|
21 Feb – 21 Mar
|
8-12 wk |
16 May
|
Vid frost |
10 Jun
|
5 wk after |
|
Yarrow
Achillea millefolium
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
29 May
|
3 wk after |
|
Safflower
Carthamus tinctorius
|
1 May
|
2 wk before |
12 May
|
1 wk after | ||
|
Iceland poppy
Papaver nudicaule
|
25 Feb – 11 Mar
|
6-8 wk |
22 Apr
|
3 wk before |
8 May
|
Vid frost |
|
Bishop's flower
Ammi majus
|
15 – 29 Apr
|
4-6 wk |
27 May
|
1 wk after |
29 May
|
3 wk after |
|
Drumsticks
Pycnosorus globosus
Season too short
|
30 Mar – 13 Apr
|
10-12 wk |
22 Jun
|
5 wk after | ||
|
Sunflower
Helianthus annuus
Season too short
|
13 – 20 May
|
3-4 wk |
10 Jun
|
4 wk after |
26 May
|
1 wk after |
|
China aster
Callistephus chinensis
Season too short
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after |
6 Jun
|
3 wk after |
|
Annual phlox
Phlox drummondii
Fleece
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after |
20 Jun
|
5 wk after |
|
Hollyhock
Alcea rosea
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
29 May
|
3 wk after |
|
Delphinium
Delphinium elatum
|
10 Mar – 7 Apr
|
8-12 wk |
2 Jun
|
3 wk after |
10 Jun
|
5 wk after |
|
African marigold
Tagetes erecta
Season too short
|
15 – 29 Apr
|
6-8 wk |
10 Jun
|
4 wk after | ||
|
Black-eyed Susan
Rudbeckia hirta
Fleece
|
9 – 23 Apr
|
6-8 wk |
4 Jun
|
3 wk after |
20 Jun
|
5 wk after |
|
Woodland sage
Salvia nemorosa
|
13 – 27 Mar
|
8-10 wk |
22 May
|
1 wk after |
10 Jun
|
5 wk after |
|
Black-eyed susan vine
Thunbergia alata
Season too short
|
13 Apr – 11 May
|
6-10 wk |
22 Jun
|
5 wk after | ||
|
California goldenpoppy
Eschscholzia californica
|
12 May
|
1 wk after | ||||
|
Painted tongue
Salpiglossis sinuata
Season too short
|
1 – 15 Apr
|
8-10 wk |
10 Jun
|
4 wk after | ||
|
Water forget-me-not
Myosotis scorpioides
|
6 – 20 Mar
|
6-8 wk |
1 May
|
2 wk before |
29 May
|
3 wk after |
Current date
Soon
Date passed
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